<!DOCTYPE html>
<html lang="en">
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>

<form action="http://localhost:8080/Tomcat01/LoginServlet" method="post">

  <input type="text" placeholder="用户名" name="username"/>
  <input type="password" placeholder="密码" name="password"/>
  <input type="submit">
</form>

</body>
</html>